///////////////////////////////////////////////////////////////////////////////
//
// lighthouse3D - 3D Software Library
//
// File: CFilter.h
//
///////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2003-2013 Marcus Reinhardt
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
//
///////////////////////////////////////////////////////////////////////////////
//
// You can find a copy of the GNU General Public License (gpl.txt) in the
// directory of the library.
//
///////////////////////////////////////////////////////////////////////////////

#ifndef _CFilter_H_
#define _CFilter_H_

///////////////////////////////////////////////////////////////////////////////
// class CFilter : Contains implementations of filter algorithms
///////////////////////////////////////////////////////////////////////////////

///////////////////////////////////////////////////////////////////////////////
// struct bilinearMap
//
//  00 10 20
//  01 11 21
//  02 12 22
//
///////////////////////////////////////////////////////////////////////////////

//! Bilinear filter map class

struct TBilinearMap
{
  float d[3][3];
};

//! Contains the implementation of filter algorithms

class CFilter
{

public:

    CFilter();
    ~CFilter();

    float bilinearFilter(TBilinearMap defMap, TBilinearMap dataMap);
    void  blFDefMapOne(TBilinearMap *defMap);
    void  liFDefMapOne(TBilinearMap *defMap);

private:

};

#endif
